Burning Crusade Account is stolen

Good day, yesterday i played on my account nickname - ****noob and my last password was *********4q0 and first password was **********233. Today i dont have access to my account and I lost my gmail. my mail was - ************@gmail.com. Here screen from my leveling as proof that this is my account.
This info i will show in privete messages (its confidance info)
https://imgur.com/a

Here is the date of screen creation
https://imgur.com/I (its confidance info)

On this account i have 2 shamans, FIRST ork nickname*****ich(before transfer from x1 name was *******ter, now *****ich)
and SECOND troll Shaman have nickname ********ter.

I dont know what happend and what i need to do.
Now I am trying restore my google account
Thank you!
I will show full message in only to admins in private chating. thank you for understanding